Patents for C07C 29 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring (31,270) |
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11/06/1990 | US4968847 Intermediates for insecticides |
11/06/1990 | US4968722 Fixed bed catalytic hydrogenation of carbon monoxide, absorption of methanol by liquid, desorption by flashing |
11/06/1990 | US4968668 Alcohols having 3-methyl or 3,5-dimethyl or 3,5-dimethylphenyl groups, a process for their preparation and a fragrance composition containing same |
11/06/1990 | US4968667 1,1-dimethyl-3-hydroxymethylindane and perfumery composition comprising the same |
11/02/1990 | CA2015791A1 Process for the preparation of brominated derivatives, especially from alcohols |
11/01/1990 | WO1990012775A1 Process for the catalytic hydrogenation of liquid fatty acid |
10/31/1990 | EP0395471A1 Process for the preparation of catalyst precursors containing copper, aluminium and zinc, useful for synthesis and decomposition of methanol |
10/31/1990 | EP0394842A1 Catalyst for the hydrogenation of unsaturated aliphatic compounds |
10/31/1990 | EP0394841A2 Process for the hydrogenation of acetylenic alcohols |
10/31/1990 | DE4000387A1 Regeneration of isopropanol used for drying electronic parts - by mixing with water absorbing binder and gravitational sepn. |
10/31/1990 | CN1046471A Jet preheat |
10/30/1990 | US4967020 Process for the hydration olefins |
10/30/1990 | US4967019 Method of manufacturing 2-propyn-1-ol |
10/30/1990 | US4967018 Monoalkylene glycol production using mixed metal framework compositions |
10/30/1990 | US4966658 Recovery of ethylene glycol from butanediol isomers by azeotropic distillation |
10/30/1990 | CA1275656C Process for production of gasoline blending stock |
10/30/1990 | CA1275655C Process for the preparation of 2,2-dimethylpropanediol-1,3 |
10/24/1990 | EP0393895A2 Silicometallate molecular sieves and their use as catalysts in oxidation of alkanes |
10/24/1990 | EP0393093A1 Process |
10/24/1990 | CN1046293A Catalyst recovery in production of alcohols |
10/23/1990 | US4965376 3,9-dihydroxynonyne and its derivatives protected at the 9-OH function |
10/23/1990 | US4965364 Ligand-accelerated catalytic asymmetric dihydroxylation |
10/17/1990 | EP0392370A2 Method for paired electrochemical synthesis with simultaneous production of ethylene glycol |
10/17/1990 | CA2013805A1 Silicometallate molecular sieves and their use as catalysts in oxidation of alkanes |
10/16/1990 | US4963338 Three catalytic beds; temperature control by quenching with gas, cooling; heat exchanging; for producing ammonia or methanol |
10/10/1990 | EP0391650A2 Catalyst recovery in the production of alcohols |
10/10/1990 | CA2014055A1 Methods for paired electrochemical synthesis with simultaneous production of ethylene glycol |
10/09/1990 | US4962243 Preparation of octadienols |
10/09/1990 | US4962242 Process for producing optically active alcohols |
10/09/1990 | US4962215 Process of preparation of enolic compounds and new products obtained |
10/09/1990 | US4961918 Process for production of chlorine dioxide |
10/09/1990 | US4961855 Dehydration of organic oxygenates |
10/09/1990 | CA1275106A1 Hydrocarbyloxy magnesium halides |
10/04/1990 | CA2013674A1 Catalyst recovery in the production of alcohols |
10/03/1990 | CN1045708A System for modifying in situ reactors for synthesis of ammonia |
10/02/1990 | US4960961 Process for the preparation of tert.-amyl alcohol (TAA) |
10/02/1990 | US4960960 Hydrogenation process |
10/02/1990 | US4960959 In presence of aqueous potassium hydroxide and alkyl-t-butyl ether solvent |
10/02/1990 | US4960947 Thermal decomposition with oxygen and activated carbon |
10/02/1990 | US4960519 Membrane process for separation of organic liquids |
09/26/1990 | EP0389244A1 Process for synthesis of FK-506 C10-C18 intermediates |
09/26/1990 | EP0388868A2 Process for the production of 1,4-butane diol and tetrahydrofuran |
09/26/1990 | EP0371037A4 Methanol synthesis catalyst |
09/23/1990 | CA2012885A1 Process for synthesis of fk-506 c -c intermediates |
09/21/1990 | WO1990011268A1 Process for the production of tertiary alkyl ethers and tertiary alkyl alcohols |
09/21/1990 | CA2028135A1 Process for the production of tertiary alkyl ethers and tertiary alkyl alcohols |
09/19/1990 | EP0387912A2 Process for the production of alkyl glycoside |
09/18/1990 | US4958033 Process for preparing alcohols |
09/12/1990 | EP0387196A1 Complexes with optically active ligands, process for their preparation and their use |
09/12/1990 | EP0386692A2 System for modifying in situ reactors for the synthesis of ammonia |
09/11/1990 | US4956506 Vapor-phase hydration of olefins to alcohols in series reactors with intermediate alcohol removal |
09/11/1990 | US4956392 Process for producing methanol or mixed alcohol |
09/11/1990 | US4956052 Extraction water and organic compound mixture |
09/09/1990 | CA2011887A1 System for modifying in situ reactors for the synthesis of ammonia |
09/08/1990 | CA2011584A1 Complexes having optically active ligands, a process for their preparation and their use |
09/07/1990 | WO1990009978A2 Process for producing esters of (meth)acrylic acid |
09/05/1990 | EP0385631A1 Oxidation process |
09/05/1990 | EP0385368A1 Novel optically active compound |
09/05/1990 | EP0385264A2 Streptenols from streptomycetes, their preparation and use |
09/05/1990 | CN1045092A 甲醇 Methanol |
09/05/1990 | CN1009438B Process for preparing agglomerates of malachite crystals and their application |
09/04/1990 | US4954665 Ethanol from methanol and systhesis gas |
09/04/1990 | US4954664 Process for the direct hydrogenation of butterfat |
09/04/1990 | US4954660 Converted to secondary alcohols by treatment with methanol and a tertiary alcohol using an acidic catalyst |
09/04/1990 | US4954592 Hydrogenation catalysts |
08/30/1990 | DE3906108A1 Verfahren zur herstellung von estern der (meth)acrylsaeure A process for the preparation of esters of (meth) acrylsaeure |
08/29/1990 | EP0384016A1 Process and apparatus for separating components from a fluid mixture |
08/29/1990 | CN1044933A Salting-out process of industrial residue of 3-hydroxymethyl propane |
08/28/1990 | US4952717 Myoinositol derivatives and preparation process thereof |
08/28/1990 | US4952710 Cyclopenteneheptenoic acid derivatives and method of preparation thereof |
08/28/1990 | US4952375 System for reducing energy consumption improving reactors for heterogeneous catalytic synthesis and related reactors |
08/28/1990 | US4952318 Separations of oxygenates |
08/28/1990 | US4952292 Process for manufacturing 2,4-hexadiyne-1,6-diol |
08/28/1990 | CA1273367A1 Hydroformylation of olefins |
08/28/1990 | CA1273365A1 Hydroformylation of olefins |
08/28/1990 | CA1273307A1 Potable spirit production |
08/25/1990 | CA2010806A1 Streptenols from streptomycetes, and the preparation and use thereof |
08/22/1990 | EP0383701A1 Catalyst compositions and the use thereof in the hydrogenation of carboxylic acid esters |
08/22/1990 | EP0383054A2 A process for preparing environmentally safe dicofol and its formulations |
08/21/1990 | US4950812 Single-step catalytic process for the direct conversion of polysaccharides to polyhydric alcohols |
08/21/1990 | US4950811 Process for the preparation of trifluoro-ethanol by hydrolysis, in the gas phase, of chlorotrifluoroethane |
08/21/1990 | US4950796 Chemical intermediates for insecticides, acaricides |
08/21/1990 | US4950691 Combustion under oxygen deficient conditions, aromatization, using zeolite catalyst |
08/21/1990 | US4950368 Method for paired electrochemical synthesis with simultaneous production of ethylene glycol |
08/17/1990 | WO1990009234A1 Process and apparatus for exothermic reactions |
08/16/1990 | EP0382376A1 Method for the preparation of high purity copper alkoxides |
08/16/1990 | EP0382050A1 Process for the preparation of alkanols |
08/16/1990 | EP0381839A1 Method for preparing catalyst precursor for methanol synthesis |
08/15/1990 | CN1009195B Method for recovering glycerine from saline waters |
08/15/1990 | CN1009194B Process for producing alcohols from carbon monoxide and hydrogen using alkali-molybdenum sulfide catalyst |
08/14/1990 | WO1990009239A1 Catalyst compositions and the use thereof in the hydrogenation of carboxylic acid esters |
08/14/1990 | US4948878 Process and apparatus for producing metal alkoxides |
08/14/1990 | US4948866 Condensing cyclopentadiene and 2-butene-1,4-diol, catalytic hydrogenation of product |
08/14/1990 | US4948781 Novel odorant and/or flavoring substances |
08/14/1990 | US4948780 Alcohols and ethers having cyclododecyl and cyclododecenyl groups, process for their preparation and scents containing same |
08/14/1990 | CA1272738A1 Process for separating linear-chain oxo-alcohols from mixtures of linear and branched-chain oxo-alcohols |
08/09/1990 | DE4001713A1 Removing and recovering methanol from residual synthesis gas - by mixing with stream of excess synthesis gas, converting methanol and limiting amt. sepd. |
08/08/1990 | EP0381477A2 Concentration of water-ketone composition |
08/08/1990 | EP0381476A2 Treatment of compositions containing water and organic oxygentates |
08/08/1990 | EP0381434A1 Process for producing optically active alcohol |